Bobbin for heat transfer printing film



FIG. 1 is a front view of a bobbin for heat transfer printing film, the rear view being a mirror image;

FIG. 2 is a plan view thereof, the bottom view being a mirror image;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a cross-sectional view thereof, taken along the line 5—5 of FIG. 1;

FIG. 6 is a perspective view thereof; and,

FIG. 7 is another perspective view thereof. 

The ornamental design for a bobbin for heat transfer printing film, as shown and described. 